You’ve likely heard that you can get iron from eating spinach and steak. You might also know that it’s an essential trace element[1] that is a major component of hemoglobin, a protein in red blood cells that carries oxygen from your lungs to all parts of the body.
A lesser known important function of iron is its involvement in ...
Read more https://theconversation.com/iron-fuels-immune-cells-and-it-could-make-asthma-worse-229457